curve25519-sha256鍵交換のサポート

• Reporter: doda
• Owner: doda
• Type: Feature Requests
• Status: Open [Owner assigned]
• Component: TTSSH
• MileStone: (None)
• Priority: 7
• Severity: 7
• Resolution: Accepted
• File: None

Details Reply

以下の鍵交換方式のサポート

• curve25519-sha256
• curve448-sha512
• [e-mail]

curve25519-sha256 は draft-baushke-ssh-dh-group-sha2-05 で MUST, RFC 9142 で SHOULD になった。

curve448-sha512 は RFC 9142 で MAY になった。

c.f.

• RFC 8731
• https://git.libssh.org/users/aris/libssh.git/plain/doc/[e-mail]

related to #38203, #40919, #43655

Ticket History (3/13 Histories)

2016-03-01 12:16 Updated by: doda

• New Ticket "curve25519-sha256鍵交換のサポート" created

2018-01-08 07:04 Updated by: doda

• Details Updated
• Priority Update from 5 - Medium to 6
• Severity Update from 5 - Medium to 6
• Resolution Update from None to Accepted

Comment Reply

OpenSSHは--without-opensslでビルドした場合は鍵交換がcurve25519-sha256のみのとなる。

Windows10のOpenSSHは--without-opensslでビルドしているっぽい(要確認)ので、優先度を上げる。

2018-04-13 13:19 Updated by: doda

• Details Updated
• Priority Update from 6 to 7
• Severity Update from 6 to 7
• Milestone Update from (None) to Tera Term 4.99 (closed)
• Owner Update from (None) to doda

Comment Reply

#38203 の原因の一つなので、2.85 での対応を目指す。

2018-06-01 12:56 Updated by: doda

• Milestone Update from Tera Term 4.99 (closed) to Tera Term 4.100 (closed)

2018-09-01 09:01 Updated by: None

• Milestone Tera Term 4.100 (closed) is closed

2018-09-04 14:49 Updated by: (del#1144)

• Milestone Update from Tera Term 4.100 (closed) to Tera Term 4.101 (closed)

2018-12-01 09:01 Updated by: None

• Milestone Tera Term 4.101 (closed) is closed

2019-02-28 22:11 Updated by: (del#1144)

• Milestone Update from Tera Term 4.101 (closed) to Tera Term 4.103 (closed)

2019-06-01 09:01 Updated by: None

• Milestone Tera Term 4.103 (closed) is closed

2019-06-28 14:53 Updated by: (del#1144)

• Milestone Update from Tera Term 4.103 (closed) to near future

2021-02-18 02:08 Updated by: nmaya

• Details Updated

2022-01-19 17:55 Updated by: nmaya

• Details Updated

2023-01-09 23:16 Updated by: nmaya

• Milestone Update from near future to (None)